/Engine/Plugins/Runtime/SmartObjects/Source/SmartObjectsModule/Public/SmartObjectSubsystem.h
Indicates if the object referred to by the given handle is still accessible in the simulation. This should only be required when a handle is stored and used later.
True if the handle is valid and its associated object is accessible; false otherwise.
bool IsSmartObjectValid ( const [FSmartObjectHandle](API\Plugins\SmartObjectsModule\FSmartObjectHandle) Handle ) const